Tesselated Pavement, near Eaglehawk Neck, Tasman Peninsula.
Tessellated pavement is a rare sedimentary rock formation that occurs on some ocean shores, so named because it fractures into square blocks that appear like tiles, or tessellations. It is formed when rock that has cracked through plate tectonic movement of the Earth’s crust is modified by sand and wave action

Writer, photographer, environmental campaigner and "known troublemaker" Dave Walsh is the founder of Blather.net, described both as "possibly the most arrogant and depraved website to be found either side of the majestic Shannon River", and "the nicest website circulating in Ireland". Half Irishman, half-bicycle. He lives in southern Irish city of Barcelona.